Lin Rui suddenly felt a sense of inner suffocation; spending more than six billion units of all-category resources only strengthened this strategic treasure five times, but the effect merely extended the range to 18 kilometers!
This range just barely meets the needs of the tens of thousands of troops currently in the territory, with thousands of elite troops and twenty to thirty thousand undead spread out; the battlefield width can exactly cover eighteen kilometers.
To cross a battlefield of this level, even if a Griffin activates high-speed flight to traverse the battlefield at ten Mach, it would still take five seconds.
